明朝成化年(nián )间，朝纲(gāng )腐败，奸邪当道。西厂东厂为(wéi )宦官把持，混淆黑白，陷害忠良，朝野内(nèi )外噤若寒蝉。时有赵怀安（李连(lián )杰 饰(shì )）等流亡剑客挺身(shēn )而出，接连铲除东(dōng )厂数名(míng )奸(jiān )佞，致(zhì )令阉(yān )贼胆战心惊(jīng )。适值(zhí )此时，风头正劲(jìn )的西厂